Examples with DERInputStream org.gudy.bouncycastle.asn1.DERInputStream used on opensource projects

Example 1 with DERInputStream

use of org.gudy.bouncycastle.asn1.DERInputStream in project BiglyBT by BiglySoftware.

the class PKCS7SignedData method getEncoded.

/**
 * return the bytes for the PKCS7SignedData object.
 */
public byte[] getEncoded() {
    try {
        digest = sig.sign();
        // Create the set of Hash algorithms. I've assumed this is the
        // set of all hash agorithms used to created the digest in the
        // "signerInfo" structure. I may be wrong.
        // 
        ASN1EncodableVector v = new ASN1EncodableVector();
        for (Iterator i = digestalgos.iterator(); i.hasNext(); ) {
            AlgorithmIdentifier a = new AlgorithmIdentifier(new DERObjectIdentifier((String) i.next()), null);
            v.add(a);
        }
        DERSet algos = new DERSet(v);
        // Create the contentInfo. Empty, I didn't implement this bit
        // 
        DERSequence contentinfo = new DERSequence(new DERObjectIdentifier(ID_PKCS7_DATA));
        // Get all the certificates
        // 
        v = new ASN1EncodableVector();
        for (Iterator i = certs.iterator(); i.hasNext(); ) {
            DERInputStream tempstream = new DERInputStream(new ByteArrayInputStream(((X509Certificate) i.next()).getEncoded()));
            v.add(tempstream.readObject());
        }
        DERSet dercertificates = new DERSet(v);
        // Create signerinfo structure.
        // 
        ASN1EncodableVector signerinfo = new ASN1EncodableVector();
        // Add the signerInfo version
        // 
        signerinfo.add(new DERInteger(signerversion));
        IssuerAndSerialNumber isAnds = new IssuerAndSerialNumber(new X509Name((ASN1Sequence) getIssuer(signCert.getTBSCertificate())), new DERInteger(signCert.getSerialNumber()));
        signerinfo.add(isAnds);
        // Add the digestAlgorithm
        // 
        signerinfo.add(new AlgorithmIdentifier(new DERObjectIdentifier(digestAlgorithm), new DERNull()));
        // 
        // Add the digestEncryptionAlgorithm
        // 
        signerinfo.add(new AlgorithmIdentifier(new DERObjectIdentifier(digestEncryptionAlgorithm), new DERNull()));
        // 
        // Add the digest
        // 
        signerinfo.add(new DEROctetString(digest));
        // 
        // Finally build the body out of all the components above
        // 
        ASN1EncodableVector body = new ASN1EncodableVector();
        body.add(new DERInteger(version));
        body.add(algos);
        body.add(contentinfo);
        body.add(new DERTaggedObject(false, 0, dercertificates));
        if (crls.size() > 0) {
            v = new ASN1EncodableVector();
            for (Iterator i = crls.iterator(); i.hasNext(); ) {
                DERInputStream t = new DERInputStream(new ByteArrayInputStream((((X509CRL) i.next()).getEncoded())));
                v.add(t.readObject());
            }
            DERSet dercrls = new DERSet(v);
            body.add(new DERTaggedObject(false, 1, dercrls));
        }
        // Only allow one signerInfo
        // 
        body.add(new DERSet(new DERSequence(signerinfo)));
        // Now we have the body, wrap it in it's PKCS7Signed shell
        // and return it
        // 
        ASN1EncodableVector whole = new ASN1EncodableVector();
        whole.add(new DERObjectIdentifier(ID_PKCS7_SIGNED_DATA));
        whole.add(new DERTaggedObject(0, new DERSequence(body)));
        ByteArrayOutputStream bOut = new ByteArrayOutputStream();
        DEROutputStream dout = new DEROutputStream(bOut);
        dout.writeObject(new DERSequence(whole));
        dout.close();
        return bOut.toByteArray();
    } catch (Exception e) {
        throw new RuntimeException(e.toString());
    }
}

Example 2 with DERInputStream

use of org.gudy.bouncycastle.asn1.DERInputStream in project BiglyBT by BiglySoftware.

the class JDKX509CertificateFactory method readDERCertificate.

private Certificate readDERCertificate(InputStream in) throws IOException {
    DERInputStream dIn = new DERInputStream(in);
    ASN1Sequence seq = (ASN1Sequence) dIn.readObject();
    if (seq.size() > 1 && seq.getObjectAt(0) instanceof DERObjectIdentifier) {
        if (seq.getObjectAt(0).equals(PKCSObjectIdentifiers.signedData)) {
            sData = new SignedData(ASN1Sequence.getInstance((ASN1TaggedObject) seq.getObjectAt(1), true));
            return new X509CertificateObject(X509CertificateStructure.getInstance(sData.getCertificates().getObjectAt(sDataObjectCount++)));
        }
    }
    return new X509CertificateObject(X509CertificateStructure.getInstance(seq));
}

Example 3 with DERInputStream

use of org.gudy.bouncycastle.asn1.DERInputStream in project BiglyBT by BiglySoftware.

the class X509CertificateObject method toString.

public String toString() {
    StringBuilder buf = new StringBuilder();
    String nl = System.getProperty("line.separator");
    buf.append("  [0]         Version: ").append(this.getVersion()).append(nl);
    buf.append("         SerialNumber: ").append(this.getSerialNumber()).append(nl);
    buf.append("             IssuerDN: ").append(this.getIssuerDN()).append(nl);
    buf.append("           Start Date: ").append(this.getNotBefore()).append(nl);
    buf.append("           Final Date: ").append(this.getNotAfter()).append(nl);
    buf.append("            SubjectDN: ").append(this.getSubjectDN()).append(nl);
    buf.append("           Public Key: ").append(this.getPublicKey()).append(nl);
    buf.append("  Signature Algorithm: ").append(this.getSigAlgName()).append(nl);
    byte[] sig = this.getSignature();
    buf.append("            Signature: ").append(new String(Hex.encode(sig, 0, 20))).append(nl);
    for (int i = 20; i < sig.length; i += 20) {
        if (i < sig.length - 20) {
            buf.append("                       ").append(new String(Hex.encode(sig, i, 20))).append(nl);
        } else {
            buf.append("                       ").append(new String(Hex.encode(sig, i, sig.length - i))).append(nl);
        }
    }
    X509Extensions extensions = c.getTBSCertificate().getExtensions();
    if (extensions != null) {
        Enumeration e = extensions.oids();
        if (e.hasMoreElements()) {
            buf.append("       Extensions: \n");
        }
        while (e.hasMoreElements()) {
            DERObjectIdentifier oid = (DERObjectIdentifier) e.nextElement();
            X509Extension ext = extensions.getExtension(oid);
            if (ext.getValue() != null) {
                byte[] octs = ext.getValue().getOctets();
                ByteArrayInputStream bIn = new ByteArrayInputStream(octs);
                DERInputStream dIn = new DERInputStream(bIn);
                buf.append("                       critical(").append(ext.isCritical()).append(") ");
                try {
                    if (oid.equals(X509Extensions.BasicConstraints)) {
                        buf.append(new BasicConstraints((ASN1Sequence) dIn.readObject())).append(nl);
                    } else if (oid.equals(X509Extensions.KeyUsage)) {
                        buf.append(new KeyUsage((DERBitString) dIn.readObject())).append(nl);
                    } else if (oid.equals(MiscObjectIdentifiers.netscapeCertType)) {
                        buf.append(new NetscapeCertType((DERBitString) dIn.readObject())).append(nl);
                    } else if (oid.equals(MiscObjectIdentifiers.netscapeRevocationURL)) {
                        buf.append(new NetscapeRevocationURL((DERIA5String) dIn.readObject())).append(nl);
                    } else if (oid.equals(MiscObjectIdentifiers.verisignCzagExtension)) {
                        buf.append(new VerisignCzagExtension((DERIA5String) dIn.readObject())).append(nl);
                    } else {
                        buf.append(oid.getId());
                        buf.append(" value = ").append(ASN1Dump.dumpAsString(dIn.readObject())).append(nl);
                    // buf.append(" value = " + "*****" + nl);
                    }
                } catch (Exception ex) {
                    buf.append(oid.getId());
                    // buf.append(" value = " + new String(Hex.encode(ext.getValue().getOctets())) + nl);
                    buf.append(" value = " + "*****").append(nl);
                }
            } else {
                buf.append(nl);
            }
        }
    }
    return buf.toString();
}

Example 4 with DERInputStream

use of org.gudy.bouncycastle.asn1.DERInputStream in project BiglyBT by BiglySoftware.

the class JDKDigestSignature method derDecode.

private DigestInfo derDecode(byte[] encoding) throws IOException {
    ByteArrayInputStream bIn = new ByteArrayInputStream(encoding);
    DERInputStream dIn = new DERInputStream(bIn);
    return new DigestInfo((ASN1Sequence) dIn.readObject());
}